Grand Canyon on ‘extreme heat’ watch, with temperatures set to soar

Temperatures could top 111F on Monday and Tuesday, after several recent deaths in park raise concerns over heat Extreme heat is set to hit lower parts of the Grand Canyon from Monday, the US National Weather Service (NWS) warned, with temperatures projected to exceed 100F (37.7C). An alert published on Saturday will be in effect from 10am local time on Monday through 7pm on Tuesday. Continue reading...

Anna Betts · Sat, Jun 20, 2026, 12:36 PM
US news | The Guardian

Grand Canyon on ‘extreme heat’ watch, with temperatures set to soar

Temperatures could top 111F on Monday and Tuesday, after several recent deaths in park raise concerns over heat

Extreme heat is set to hit lower parts of the Grand Canyon from Monday, the US National Weather Service (NWS) warned, with temperatures projected to exceed 100F (37.7C).

An alert published on Saturday will be in effect from 10am local time on Monday through 7pm on Tuesday.

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